;wherein R1 and R2 are identical or different and may independently be alkyl, alkenyl, alkynyl, alkylene, aryl, propylene oxide, ethylene oxide or hydrogen groups in a straight or branched chain with 16 or more carbon atoms, X1 and X2 are identical or different and are selected from the group consisting of phosphate, sulfate, carboxylate, sulfonate or other suitable anionic groups, S is a spacer group selected from short or long arkyl, alkenyl, alkynyl, alkylene, stilbene, polyethers, and other suitable aliphatic or aromatic groups comprising 2 to 12 carbon atoms."/>
公开/公告号US2016272874A1
专利类型
公开/公告日2016-09-22
原文格式PDF
申请/专利号US201615168963
发明设计人 BO GAO;MUKUL M. SHARMA;
申请日2016-05-31
分类号C09K8/584;E21B43/16;
国家 US
入库时间 2022-08-21 14:38:02